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RE: TQC Brake Upgrade
>I ordered all the parts for my brake upgrade for my 83 TQC
>I am getting
> front dual piston calipers from Shokan for 300 + s&h
> Repco Deluxe (Semi-Metalic) pads f&r, Imparts $60
> New Rubber brake lines f&r, Imparts $85
> Front and Rear Caliper Rebuild Kits with pins, Carlsen ~ $100
>I have some redline DOT 5 silicone fluid I will use once together.
Everything I remember hearing/reading says to stay away from the silicone
fluid. Can't recall the particulars. I would go with a good hi temp brake
ATE super blue racing fluid, Motul or the Ford heavy duty fluid. Everyone
favorite and I use the ATE or Motul stuff.
When you upgrade to the 2 piston front calipers you also need the brake
The stock TQC rotors don't work with the later calipers. And something I
just the other week from a friend who did this mod to his 84 TQC, you need
change the front/rear brake proportioning. With the stock TQC proportioning
the rear brakes are just along for the ride and aren't doing any of the
At this point I am not sure of the correct Audi proportinong valve. I have
seen another car with the 2 piston calipers running an adjustable brake
biasing valve, a solution which works, but not sure if it's DOT legal for
the street. Best of luck with the swap.
If anyone else has info on this upgrade, I would be interested in hearing
it. It's on my list(along with a couple hundred other things).
Dave Lawson firstname.lastname@example.org
86 coupe GT